Finding the Fourth Proportional to 38,134,473.68, 52,642,537.80 and 22,669,564.88
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Solution
The fourth proportional to 38,134,473.68, 52,642,537.80 and 22,669,564.88 is: 31,294,084.09
Step by Step Solution
- Step 1: Write the proportion equation
38,134,473.68 : 52,642,537.80 = 22,669,564.88 : x - Step 2: Convert to fraction form
38,134,473.68/52,642,537.80 = 22,669,564.88/x - Step 3: Cross multiply
38,134,473.68x = 52,642,537.80 × 22,669,564.88 - Step 4: Simplify right side
38,134,473.68x = 1,193,383,426,104,952.25 - Step 5: Solve for x
x = 1,193,383,426,104,952.25/38,134,473.68 - Step 6: Final answer
x = 31,294,084.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.